My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi,Master:
1.The timing of the underlying nrfx_qspi_write(...) function is:a. Send 05 to check if the wip bit is 0. (Here, if wip is not 0, will it always detect until wip...
Hello,
I am going to be heading to a certification house to run tests to pass for the CE mark for our product that we used the nrf51822 on. The BLE portion of our product...
Hi everyone,
I'm trying to establish throughput test using mtu_throughput example(central-peripheral) and 2 nrf52840's but I keep getting error when set phy to coded. Here...
Hello All,
I want to know if I can run all this protocol at once? if yes can I find an example or can you suggest me a guide? I know there are examples to use BLE and ANT...
Hello, I'm attempting to establish a data connection on the VZW network after uploading a VZW IMEI to the ODI portal. It appears there is no module available under the Nordic...
We are incorporating a filesystem for NAND flash driven by the NRF52, but we are running into performance issues using littlefs and want to do deeper troubleshooting. From...
Hi Everyone!
I really need some help. So I'm new to Nordic semiconductors and Segger Embedded Studio IDE. I purchased myself an nRF52832 breakout from sparksfun and nRF52832...
Hi,
I am trying to test the Amazon FreeRTOS BLE demo ( https://docs.aws.amazon.com/freertos/latest/userguide/getting_started_nordic.html ).
I followed the instructions...
When I connected the development board with komoot (based on Android), komoot repeatedly disconnected again. The chip platform is nRF52832, and the protocol stack version...
Hi,
I try to rotate an image (180) with nrf_gfx_rotation_set(p_lcd, NRF_LCD_ROTATE_180). This only works once, but after, I want to return to the original position by re...
Hello
I am currently trying to get sensor values via SPI communication with mpu9250, a 9-axis sensor.
Although the following settings were made,acceleration,gyro,and...
Hi Sir,
I am going to the same phenomenon as below.
https://devzone.nordicsemi.com/f/nordic-q-a/45554/sdk-15-2-how-to-set-a-value-to-a-hid-feature-report
Can someone...
Eventually we got it working with the Master Control Panel again, but it will not work with our test software. I suspect a Window update change that affected links. Window7...
Hello,
I would like to implement a design using both the ESP32 Wi-Fi as well as the nRF52840 on the same PCB. As they both operate on the same 2.4GHz frequency and the antennas...
Hi,
I have used "write_handler(p_ble_evt->evt.gap_evt.conn_handle, p_rtc_service, p_evt_write->data[0]);" to send data to nrf52832 from mobile but iam able to send 1 byte...
